A riboswitch-driven era of new antibacterials

N Giarimoglou, A Kouvela, A Maniatis, A Papakyriakou… - Antibiotics, 2022 - mdpi.com
Riboswitches are structured non-coding RNAs found in the 5′ UTR of important genes for
bacterial metabolism, virulence and survival. Upon the binding of specific ligands that can …

Targeting FMN, TPP, SAM-I, and glmS Riboswitches with Chimeric Antisense Oligonucleotides for Completely Rational Antibacterial Drug Development

N Pavlova, M Traykovska, R Penchovsky - Antibiotics, 2023 - mdpi.com
Antimicrobial drug resistance has emerged as a significant challenge in contemporary
medicine due to the proliferation of numerous bacterial strains resistant to all existing …

Structural and dynamic mechanisms for coupled folding and tRNA recognition of a translational T-box riboswitch

X Niu, Z Xu, Y Zhang, X Zuo, C Chen, X Fang - Nature Communications, 2023 - nature.com
T-box riboswitches are unique riboregulators where gene regulation is mediated through
interactions between two highly structured RNAs. Despite extensive structural insights, how …

Structural basis of amino acid surveillance by higher-order tRNA-mRNA interactions

S Li, Z Su, J Lehmann, V Stamatopoulou… - Nature structural & …, 2019 - nature.com
Amino acid availability in Gram-positive bacteria is monitored by T-box riboswitches. T-
boxes directly bind tRNAs, assess their aminoacylation state, and regulate the transcription …

RNA–Small-Molecule Interaction: Challenging the “Undruggable” Tag

J Kaur, A Sharma, P Mundlia, V Sood… - Journal of Medicinal …, 2024 - ACS Publications
RNA targeting, specifically with small molecules, is a relatively new and rapidly emerging
avenue with the promise to expand the target space in the drug discovery field. From being …

High-affinity recognition of specific tRNAs by an mRNA anticodon-binding groove

KC Suddala, J Zhang - Nature structural & molecular biology, 2019 - nature.com
T-box riboswitches are modular bacterial noncoding RNAs that sense and regulate amino
acid availability through direct interactions with tRNAs. Between the 5′ anticodon-binding …

Targeted anti-biofilm therapy: Dissecting targets in the biofilm life cycle

F Bu, M Liu, Z Xie, X Chen, G Li, X Wang - Pharmaceuticals, 2022 - mdpi.com
Biofilm is a crucial virulence factor for microorganisms that causes chronic infection. After
biofilm formation, the bacteria present improve drug tolerance and multifactorial defense …

TBDB: a database of structurally annotated T-box riboswitch: tRNA pairs

JA Marchand, MD Pierson Smela… - Nucleic acids …, 2021 - academic.oup.com
T-box riboswitches constitute a large family of tRNA-binding leader sequences that play a
central role in gene regulation in many gram-positive bacteria. Accurate inference of the …

In silico study of antibacterial tyrosyl-tRNA synthetase and toxicity of main phytoconstituents from three active essential oils

M Elkolli, H Elkolli, M Alam… - Journal of Biomolecular …, 2024 - Taylor & Francis
The misuse and overuse of antibiotics have resulted in antibiotic resistance. However, there
are alternative approaches that could either substitute antibiotics or enhance their …

An evolving tale of two interacting RNAs—themes and variations of the T‐box riboswitch mechanism

KC Suddala, J Zhang - IUBMB life, 2019 - Wiley Online Library
T‐box riboswitches are a widespread class of structured noncoding RNAs in Gram‐positive
bacteria that regulate the expression of amino acid‐related genes. They form negative …